Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Michael Van Canneyt
On Wed, 26 Sep 2007, Marc Santhoff wrote: > Hi, > > having this definition: > > > {$mode objfpc} > {$longstrings on} > type > cmpstr = record > ID: integer; > Name: string; > Value: single; > end; > > var > buf: array [0..MAX] of cm

[fpc-pascal] fpc 2.2.0 win32_arm-linux cross-compiler issue

2007-09-26 Thread Paul Nicholls
Hi all, I have downloaded the freepascal 2.2.0 fpc source code ( fpcbuild-2.2.0.zip) and attempted to create a arm-linux cross-compiler that runs under win32. I have done this previously with the fpcbuild-2.0.4 .zip file ok using this batch file: **START OF BATCH FILE set

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Marc Santhoff
Am Mittwoch, den 26.09.2007, 09:30 +0200 schrieb Michael Van Canneyt: > > On Wed, 26 Sep 2007, Marc Santhoff wrote: > > > Hi, > > > > having this definition: > > > > > > {$mode objfpc} > > {$longstrings on} > > type > > cmpstr = record > > ID: integer; > > Name: str

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Marco van de Voort
> > > set up? > > > > Longstrings are not working correctly. You should use ansistrings or > > shortstrings. > > Okay, good to know. Besides I'm using fpc 2.0.4, what is it that's not > working? > > And back to the original question: how is the memory layout using > AnsiString then? The field i

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Jonas Maebe
On 26 Sep 2007, at 11:18, Marc Santhoff wrote: Longstrings are not working correctly. You should use ansistrings or shortstrings. Okay, good to know. Besides I'm using fpc 2.0.4, what is it that's not working? Longstrings were never completely implemented nor tested, so no one really know

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Marc Santhoff
Am Mittwoch, den 26.09.2007, 11:38 +0200 schrieb Jonas Maebe: > On 26 Sep 2007, at 11:18, Marc Santhoff wrote: > > >> Longstrings are not working correctly. You should use ansistrings or > >> shortstrings. > > > > Okay, good to know. Besides I'm using fpc 2.0.4, what is it that's not > > working?

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Marc Santhoff
Am Mittwoch, den 26.09.2007, 11:34 +0200 schrieb Marco van de Voort: > > > > set up? > > > > > > Longstrings are not working correctly. You should use ansistrings or > > > shortstrings. > > > > Okay, good to know. Besides I'm using fpc 2.0.4, what is it that's not > > working? > > > > And back t

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Marco van de Voort
> Am Mittwoch, den 26.09.2007, 11:34 +0200 schrieb Marco van de Voort: > > The field is a pointer to the ansistring. Which is basically a pchar with a > > TAnsirec record on negative offset of the ptr value. > > Thanks, that's what I assumed and could not proof. > > Is this the case for any occur

Re: [fpc-pascal] fpc 2.2.0 win32_arm-linux cross-compiler issue

2007-09-26 Thread Peter Vreman
> Hi all, > I have downloaded the freepascal 2.2.0 fpc source code ( > fpcbuild-2.2.0.zip) and attempted to create a arm-linux cross-compiler that > runs under win32. I have done this previously with the fpcbuild-2.0.4 .zip > file ok using this batch file: > > **START OF BATCH FILE

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Jonas Maebe
On 26 Sep 2007, at 11:56, Marc Santhoff wrote: Longstrings were never completely implemented nor tested, so no one really knows what works and what doesn't. It would be better if the compiler simply gave an error for them at compile time. That's irritating, because "rtl.pdf" from the 2.0.4 re

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Jonas Maebe
On 26 Sep 2007, at 12:03, Marco van de Voort wrote: Am Mittwoch, den 26.09.2007, 11:34 +0200 schrieb Marco van de Voort: The field is a pointer to the ansistring. Which is basically a pchar with a TAnsirec record on negative offset of the ptr value. Thanks, that's what I assumed and could

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Marc Santhoff
Am Mittwoch, den 26.09.2007, 12:55 +0200 schrieb Jonas Maebe: > On 26 Sep 2007, at 11:56, Marc Santhoff wrote: > > >> Longstrings were never completely implemented nor tested, so no one > >> really knows what works and what doesn't. It would be better if the > >> compiler simply gave an error for

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Marco van de Voort
> > On 26 Sep 2007, at 11:56, Marc Santhoff wrote: > > ansistring rather than for shortstring. Separately from that there is > > also a type called "longstring" which is basically a shortstring but > > with a 4 byte length field. It's this longstring which has not been > > implemented properl

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Marc Santhoff
Am Mittwoch, den 26.09.2007, 13:24 +0200 schrieb Marco van de Voort: > > > On 26 Sep 2007, at 11:56, Marc Santhoff wrote: > > > ansistring rather than for shortstring. Separately from that there is > > > also a type called "longstring" which is basically a shortstring but > > > with a 4 byte le

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Jonas Maebe
On 26 Sep 2007, at 15:12, Marc Santhoff wrote: And AnsiStrings are pretty much compatible to C's char*. Very handy. Yes, though ansistrings may contain #0's. Interesting, how will a cast handle this case? Will it change the intermediate #0 to something else or will the resulting pchars be

Re: [fpc-pascal] more questions on storage

2007-09-26 Thread Marco van de Voort
> Am Mittwoch, den 26.09.2007, 13:24 +0200 schrieb Marco van de Voort: > > > > > > > > Ansistrings (and thus {$longstrings on}) work fine. > > > > > > Ah, okay. The Fog is lifting fastly. :) > > > > > > And AnsiStrings are pretty much compatible to C's char*. Very handy. > > > > Yes, though ans